US PATENT SUBCLASS 708 / 139
.~.~ Including specific computing system interconnection

Current as of: June, 1999
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708 /   HD   ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING

100  DF  ELECTRICAL DIGITAL CALCULATING COMPUTER {10}
131  DF  .~ Having specialized input {9}
139.~.~ Including specific computing system interconnection

DEFINITION

Classification: 708/139

Including specific computing system interconnection:

(under subclass 131) Subject matter for specific structure within the specialized input serving as an interface between the device actually manipulated by the operator and computing circuitry.

(1) Note. Included here would be keyboard input which includes specific structure linking the keyboard, per se, with computing circuitry, for example.